Ceiling fan



FIG. 1 is a front view of a ceiling fan showing my new design;

FIG. 2 is a rear view thereof;

FIG. 3 is a left side view thereof;

FIG. 4 is a right side view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a bottom plan view thereof;

FIG. 7 is a perspective view from bottom side thereof; and,

FIG. 8 is a perspective view from top side thereof.

The broken lines in the drawings depict portions of the ceiling fan that form no part of the claimed design. 

CLAIM The ornamental design for a ceiling fan, as shown and described. 